but of course i have the energy saving lightbulbs. the energy saver lippold saves as much electricity -- saves as much carbon in a year is moving to a walkable neighborhood space in a week. so the whole gadget discussion, what can i buy this around discussion. where can i live and how can i live to contribute less than the answers the city. this is fundamentally the opposite of the american eight.us. from jefferson on. cities are the morals, health and freedom of man. if they pile up pile upon ourselves as they do in europe, we shall take to eating one another as they do there. i was jefferson. i continue to make sense back in the 1700s but we have the country to spread out in the biggest transportation was fertilizer. that's not the case now. so all three of these are longer discussion. but they are all national crises. it's only going to get tougher. a national health crisis which is bankrupt and if any prebuilt to clear a couple weeks ago, global warming is beginning to think systematically. now we're talking about mitigating it. t